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A faulty barometer tube has some air at the top above the mercury. When the...

A faulty barometer tube has some air at the top above the mercury. When the length of the air column is 250mm, the reading of the mercury above the outside level is 750mm. When the length of the air column is decreased by 200mm, by depressing the barometer tube further into mercury, the reading above the outside level becomes 746mm. Calculate the atmospheric pressure.?
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Asked by Bohr Phywiz on 7th May, 2020
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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
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WAEC offline past questions - with all answers and explanations in one app - Download for free
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WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
WAEC offline past questions - with all answers and explanations in one app - Download for free
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC offline past questions - with all answers and explanations in one app - Download for free
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709